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Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-e
From: |
Fabien Chouteau |
Subject: |
Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode |
Date: |
Mon, 04 Mar 2013 11:30:25 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130221 Thunderbird/17.0.3 |
On 03/01/2013 09:58 PM, Paul Brook wrote:
>> +#ifdef TARGET_WORDS_BIGENDIAN
>> + if (arm_feature(env, ARM_FEATURE_V6)
>> + || arm_feature(env, ARM_FEATURE_V7)) {
>> + /* IE and EE bits stay set for big-endian */
>> + env->cp15.c1_sys |= (1 << 31) | (1 << 25);
>> + }
>> +#endif
>
> This is wrong for all the CPUs QEMU crrently supports. SCTLR.IE is defined to
> be zero.
>
Again I'd like to have more information. Why is it wrong to set IE when
we are in big-endian?
Thanks,
--
Fabien Chouteau
- [Qemu-devel] [PATCH 0/4] ARM: Misc ARM big-endian bug fixes, Fabien Chouteau, 2013/03/01
- [Qemu-devel] [PATCH 2/4] Add default config for armeb-softmmu, Fabien Chouteau, 2013/03/01
- [Qemu-devel] [PATCH 1/4] QAPI: Add ARMEB target-type, Fabien Chouteau, 2013/03/01
- [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Fabien Chouteau, 2013/03/01
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Paul Brook, 2013/03/01
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode,
Fabien Chouteau <=
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Paul Brook, 2013/03/04
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Fabien Chouteau, 2013/03/05
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Peter Maydell, 2013/03/05
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Fabien Chouteau, 2013/03/05
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Peter Maydell, 2013/03/05
- Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode, Fabien Chouteau, 2013/03/06
[Qemu-devel] [PATCH 3/4] target-arm: Fix VFP register byte order in GDB remote, Fabien Chouteau, 2013/03/01